[Frontend] Add Saved Search Filters for Notifications

[Abd-Standard]

Description

Allow users to save frequently used notification filters for faster access.

Tasks
Create save filter functionality.
Add filter management UI.
Support filter renaming.
Persist saved filters.

Acceptance Criteria
Users can save and reuse filters.
Saved filters persist across sessions.
UI updates immediately after modifications.

[misrasamuelisiguzor-oss]

@misrasamuelisiguzor-oss has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

I’m a smart contract developer who turns complex ideas into secure, production-ready blockchain code.
With strong skills in Rust and Solidity, I build systems that are fast, safe, and built to last.
My experience with the Stellar SDK lets me ship real-world Web3 solutions that actually move value

ℹ️ Repo Maintainers: To accept this application, review their application or assign @misrasamuelisiguzor-oss to this issue.

[Kureszn]

@Kureszn has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Improving workflow efficiency through reusable filters is a valuable enhancement, and I'd be excited to contribute here. My frontend and full-stack experience will allow me to implement a responsive filter management system with persistent storage and seamless real-time UI updates.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @Kureszn to this issue.

[coderolisa]

@coderolisa has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

Hello maintainer let me work on this
please assign

ℹ️ Repo Maintainers: To accept this application, review their application or assign @coderolisa to this issue.

[helenahelenavanbeek-png]

@helenahelenavanbeek-png has applied to work on this issue as part of the Stellar Wave Program's 6th wave.

I would like to work on this issue. I have experience with Rust and Soroban smart contract development. I will follow the acceptance criteria and add tests. Excited to contribute. Kindly assign.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @helenahelenavanbeek-png to this issue.

[drips-wave]

Congratulations, @coderolisa! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on June 30, 2026.

🧑‍💻 @coderolisa: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊

[grantfox-oss]

🦊 GrantFox — @coderolisa has been assigned to this issue as part of the Official Campaign campaign!

Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #186)
2. Your PR will be reviewed by the Core-Foundry maintainers

Good luck! Track your progress on GrantFox.

[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox!

@coderolisa's PR #349 was approved and merged by @Abd-Standard.

🏆 @coderolisa: You earned 35 FoxPoints for this contribution! Your current tier: Explorer (751 total points). Track your full progress on GrantFox.

👏 Great work, @coderolisa! Keep contributing to Core-Foundry.